﻿// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

using System;
using System.Diagnostics;
using System.Windows.Input;

namespace ICSharpCode.AddInManager2.ViewModel
{
	public class OpenHyperlinkCommand : ICommand
	{	
		public event EventHandler CanExecuteChanged;
		
		protected virtual void OnCanExecuteChanged()
		{
			if (CanExecuteChanged != null)
			{
				CanExecuteChanged(this, new EventArgs());
			}
		}
		
		public bool CanExecute(object parameter)
		{
			return true;
		}
		
		public void Execute(object parameter)
		{
			Uri uri = parameter as Uri;
			if (uri != null)
			{
				StartProcess(uri.AbsoluteUri);
			}
			else
			{
				StartProcess(parameter as string);
			}
		}
		
		protected virtual void StartProcess(string fileName)
		{
			try
			{
				System.Diagnostics.Process.Start(fileName);
			}
			catch (Exception)
			{
				// TODO Show error message or ignore silently?
			}
		}
	}
}
